【推荐1】No wonder Hangzhou is expanding________(annual) by 500, 000 to 600, 000 people. (所给词的适当形式填空)

【推荐2】And do I do so weekly, monthly or ____________ (annual)? (所给词的适当形式填空)

【推荐3】Cars should be tested ________ (annual) to be kept in good condition, otherwise they would be an invitation to accidents. (所给词的适当形式填空)

【推荐1】At speeds above 50 mph, serious injuries ________ (dramatic) increase. （所给词的适当形式填空）

【推荐2】单句语法填空
1. I'm afraid you can't take a holiday without the________(approve) of our boss.
2. Addicted to_______(play) online games, Bob is beginning to lose interest in his study.
3. Reflecting_______my successes and failures, I realized that I had gone through a zigzag but meaningful life journey.
4. _____ you like best of the three dresses, you can take it—I don't care.
5. The number of smokers, _______ is reported, has dropped by 17 percent in just one year.
6. I arrived at the airport ten minutes late, but fortunately there was also a delay in the____(depart)of our plane.
7. Would you like to make a_______(donate) to our charity's appeal?
8. The failure of the project proved him_______(be) an unwise leader.
9. I am afraid of the coming exams. If only I_______(have) time to review my lessons.
10. Women in developing countries _________(typical) have their first child when they are very young.

【推荐3】There are three ________(essential) different ways of dealing with the problem. (所给词的适当形式填空)